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JPL Small-Body Database Browser
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(2020 FJ4)
Classification: Apollo [NEO]          SPK-ID: 54016354
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6325526926637476 0.00010299  
a 2.424571708798933 0.00064964 au
q .890902345841824 1.1099e-05 au
i 7.428186355998786 0.00095911 deg
node 4.492222321572356 4.9286e-06 deg
peri 224.3830234738258 0.00028388 deg
M 9.098795718148793 0.0033319 deg
tp 2458965.647624010549
(2020-Apr-26.14762401)
0.0012541 TDB
period 1378.95780330312
3.78
0.55421
0.001517
d
yr
n .2610667267248246 0.00010492 deg/d
Q 3.958241071756042 0.0010606 au
  Orbit Determination Parameters
   # obs. used (total)      58  
   data-arc span      1 day  
   first obs. used      2020-03-24  
   last obs. used      2020-03-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .30621  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Mar-25 07:42:14  

Additional Information
 Earth MOID = .00155909 au 
 Jupiter MOID = 1.14034 au 
 T_jup = 3.195 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 29.462   .26321 1 autocmod 2.8

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1940-Sep-25 20:26 4_05:25 Jupiter 1.7401416980347 1.72035663573063 1.7599618506298 7.30035226168167 7.23336943093719 2429898.351389892 6084.63377098157 1062324.26009345 1338.76140742057 25.0487548041812 31779.9292971357 T 1 CATAB v2.0f-lin.ifort 2020-Mar-25 07:42:14 2020-Mar-25 07:42
1946-Jul-07 14:40 00:44 Earth 0.365619148303287 0.344567876213878 0.386943309250172 19.5879930176186 19.587620970789 2432009.111172865 44.2299452234891 1168091.52094155 76.845673800849 25.1995350236201 273274.298890011 T 1 CATAB v2.0f-lin.ifort 2020-Mar-25 07:42:14 2020-Mar-25 07:42
1950-Jun-28 01:40 8_13:09 Earth 0.252776910085438 0.168080752784347 0.361902063467396 15.6680484608089 15.6673756865383 2433460.569107326 12309.4120727065 6251394.15733585 118.202919911606 35.8697633925561 233658.261824555 T 1 CATAB v2.0f-lin.ifort 2020-Mar-25 07:42:14 2020-Mar-25 07:42
1952-Aug-21 08:40 2_13:14 Jupiter 1.59269622136321 1.52178149394672 1.66348247237669 6.76602572476266 6.6869627353297 2434245.861345077 3673.96914696958 3459347.43618377 647.319446219597 -2.99986979658405 9341.05531078071 T 1 CATAB v2.0f-lin.ifort 2020-Mar-25 07:42:14 2020-Mar-25 07:42
1964-Jun-29 20:14 5_11:04 Jupiter 1.6598634629458 1.56165867680712 1.75781937338821 7.06043951160425 6.98779028712178 2438576.343171628 7864.35365720298 4783748.15246565 873.08382688081 3.10472422062598 6407.26770942833 T 1 CATAB v2.0f-lin.ifort 2020-Mar-25 07:42:14 2020-Mar-25 07:42
1976-Apr-21 19:26 6_01:34 Jupiter 1.93935025558426 1.8450613614293 2.03351305910463 8.31480472487965 8.26211026119059 2442890.309830024 8734.41166416483 4633129.69298223 1026.53375591617 0.471227709058676 605.865194175519 T 1 CATAB v2.0f-lin.ifort 2020-Mar-25 07:42:14 2020-Mar-25 07:42
1997-Feb-24 07:31 8_10:07 Earth 0.460610650039168 0.29808915477137 0.623154601343183 26.5515707221419 26.5513528558983 2450503.813500847 12127.3850069608 8106436.36758366 11.051854256476 -1.08618867170792 112423.729234366 T 1 CATAB v2.0f-lin.ifort 2020-Mar-25 07:42:14 2020-Mar-25 07:42
2020-Mar-25 13:42 < 00:01 Earth 0.00171557257940936 0.00171484322897385 0.00171630192039089 13.6540998511836 13.5398750095679 2458934.071162505 0.0551892787585344 35.8060498471235 0.795135246769555 -0.0627713927016972 5043.9369774429 T 1 CATAB v2.0f-lin.ifort 2020-Mar-25 07:42:14 2020-Mar-25 07:42
2020-Mar-25 19:20 < 00:01 Moon 0.00331807656434465 0.00331740205498919 0.00331875111591837 14.2695949531161 14.2689027536562 2458934.305881776 0.147400744127903 38.4889107079369 2.3153025360672 -29.1585927944792 111449.418765586 T 1 CATAB v2.0f-lin.ifort 2020-Mar-25 07:42:14 2020-Mar-25 07:42
2035-Jul-09 08:17 9_02:30 Earth 0.173232869059147 0.135011050445972 0.257788548470777 16.2056400336833 16.2046908973717 2464517.845284010 13110.1729395171 5538377.09387034 240.206210591344 51.2060176308191 86669.4855823047 T 1 CATAB v2.0f-lin.ifort 2020-Mar-25 07:42:14 2020-Mar-25 07:42
2059-Oct-17 04:13 6_16:50 Jupiter 1.46281956855449 1.40562532878351 1.52024006170844 6.13570588386165 6.04059751612286 2473383.675524828 9649.95708532825 3000532.80932896 353.800412460322 -23.0856595764727 132865.90435544 T 1 CATAB v2.0f-lin.ifort 2020-Mar-25 07:42:14 2020-Mar-25 07:42
2071-Jul-02 09:23 5_13:44 Jupiter 1.11568941794066 1.10883302610601 1.12364218903402 4.55019818914449 4.38017345516715 2477659.891125777 8024.30035621599 1817022.50959478 401.614033688709 -80.3780142827422 279183.872410356 T 1 CATAB v2.0f-lin.ifort 2020-Mar-25 07:42:14 2020-Mar-25 07:42
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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